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Continuous Integration for Ruby on Rails? [closed]

...he results. I came from a .NET shop that used CruiseControl.NET and was really spoiled with its ease of use and rich status/reporting. ...
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Java volatile reference vs. AtomicReference

Is there any difference between a volatile Object reference and AtomicReference in case I would just use get() and set() -methods from AtomicReference ? ...
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How to get device make and model on iOS?

... if I have an iPhone 3GS vs. and iPhone 4 vs. an iPhone 4S (in actuality, all I really want to do is determine if I have a 3G or not, because I'm doing fairly graphics intensive stuff) . ...
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If my interface must return Task what is the best way to have a no-operation implementation?

...mprove performance even more if you cache the already completed task since all instances of completed tasks are the same: public static class TaskExtensions { public static readonly Task CompletedTask = Task.FromResult(false); } With TaskExtensions.CompletedTask you can use the same instance ...
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Can anyone explain this strange behavior with signed floats in C#?

...(thisObj, obj); (Both methods are [MethodImpl(MethodImplOptions.InternalCall)]) When all of the fields are 8 bytes wide, CanCompareBits mistakenly returns true, resulting in a bitwise comparison of two different, but semantically identical, values. When at least one field is not 8 bytes wide, Ca...
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Create a string of variable length, filled with a repeated character

...slower than a string-concatenation-based implementation. It performs especially badly on large strings. See below for full performance details. On Firefox, Chrome, Node.js MacOS, Node.js Ubuntu, and Safari, the fastest implementation I tested was: function repeatChar(count, ch) { if (count == ...
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font-style: italic vs oblique in CSS

...s as roman type, except distorted. Futher Reading: css font style oblique vs italic share | improve this answer | follow | ...
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When is each sorting algorithm used? [closed]

...han a quick sort. There are some in-place merge sorts, but AFAIK they are all either not stable or worse than O(N log N). Even the O(N log N) in place sorts have so much larger a constant than the plain old merge sort that they're more theoretical curiosities than useful algorithms. Heap sort: W...
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displayname attribute vs display attribute

...ps%3a%2f%2fstackoverflow.com%2fquestions%2f5243665%2fdisplayname-attribute-vs-display-attribute%23new-answer', 'question_page'); } ); Post as a guest Name ...
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MVC 4 @Scripts “does not exist”

...Optimization for MVC-3-converted-to-4 app As many pointed out, restart of VS could be required after the above steps to make this work. share | improve this answer | follow ...